Manifold U-valve



FIG. 1 is a perspective view of a manifold U-valve showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof

FIG. 6 is a front elevation view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines shown in the drawings are for the purpose of illustrating environment and form no part of the claimed design. 

CLAIM The ornamental design for a manifold U-valve, as shown and described. 